"""
Copyright (c) 2022 Guangdong University of Technology
PhotLab is licensed under [Open Source License].
You can use this software according to the terms and conditions of the [Open Source License].
You may obtain a copy of [Open Source License] at: [https://open.source.license/]

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.

See the [Open Source License] for more details.

Author: Meng Xiang, Junjiang Xiang
Created: 2023/8/19
Supported by: National Key Research and Development Program of China
"""
import numpy as np


def pd(input,Responsivity):
    """理想PIN光探测器
                Args:
                    input: 输入光信号
                    Responsivity: 响应度

                Returns:
                    output: 输出电信号
                """
    output = Responsivity * input * np.conj(input)
    return output